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accounts/abi/bind: link dependent libs in deploy (#19718)

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* accounts, abigen: link dependent libs in deploy

* abigen: add java generation

* bind: Fix unit tests

* abigen: add unit test

* Fix CI

* Post-rebase fixes

* Fix rebase issue

* accounts/abi: Gary's review feedback

* accounts/abi: More Gary feedback

* accounts/abi: minor fixes
This commit is contained in:
Guillaume Ballet
2019-07-08 10:27:05 +02:00
committed by GitHub
parent f2eb3b1c56
commit 5bc9ccfa0a
4 changed files with 224 additions and 61 deletions
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31
accounts/abi/bind/bind.go
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@ -31,6 +31,7 @@ import (
"unicode"
"github.com/ethereum/go-ethereum/accounts/abi"
"github.com/ethereum/go-ethereum/log"
)
// Lang is a target programming language selector to generate bindings for.
@ -46,10 +47,13 @@ const (
// to be used as is in client code, but rather as an intermediate struct which
// enforces compile time type safety and naming convention opposed to having to
// manually maintain hard coded strings that break on runtime.
func Bind(types []string, abis []string, bytecodes []string, fsigs []map[string]string, pkg string, lang Lang) (string, error) {
func Bind(types []string, abis []string, bytecodes []string, fsigs []map[string]string, pkg string, lang Lang, libs map[string]string) (string, error) {
// Process each individual contract requested binding
contracts := make(map[string]*tmplContract)
// Map used to flag each encountered library as such
isLib := make(map[string]struct{})
for i := 0; i < len(types); i++ {
// Parse the actual ABI to generate the binding for
evmABI, err := abi.JSON(strings.NewReader(abis[i]))
@ -137,21 +141,44 @@ func Bind(types []string, abis []string, bytecodes []string, fsigs []map[string]
contracts[types[i]] = &tmplContract{
Type: capitalise(types[i]),
InputABI: strings.Replace(strippedABI, "\"", "\\\"", -1),
InputBin: strings.TrimSpace(bytecodes[i]),
InputBin: strings.TrimPrefix(strings.TrimSpace(bytecodes[i]), "0x"),
Constructor: evmABI.Constructor,
Calls: calls,
Transacts: transacts,
Events: events,
Libraries: make(map[string]string),
Structs: structs,
}
// Function 4-byte signatures are stored in the same sequence
// as types, if available.
if len(fsigs) > i {
contracts[types[i]].FuncSigs = fsigs[i]
}
// Parse library references.
for pattern, name := range libs {
matched, err := regexp.Match("__\\$"+pattern+"\\$__", []byte(contracts[types[i]].InputBin))
if err != nil {
log.Error("Could not search for pattern", "pattern", pattern, "contract", contracts[types[i]], "err", err)
}
if matched {
contracts[types[i]].Libraries[pattern] = name
// keep track that this type is a library
if _, ok := isLib[name]; !ok {
isLib[name] = struct{}{}
}
}
}
}
// Check if that type has already been identified as a library
for i := 0; i < len(types); i++ {
_, ok := isLib[types[i]]
contracts[types[i]].Library = ok
}
// Generate the contract template data content and render it
data := &tmplData{
Package: pkg,
Contracts: contracts,
Libraries: libs,
}
buffer := new(bytes.Buffer)